Overview

Column

Donors

685469

March

389657

August

295812

Females

48.4%

Males

51.6%

prediabetic

16.3%

diabetic

4.8%

till date

Aug 30, 2025

Column

Donor geographical distribution

Click to zoom. Click zoomed figure to close

Glycemic control by age & race

Column

A1c% between genders

A1c% between races

Column

Age distribution

Diabetes prevalence: National estimates vs. Red Cross donors

Donors with diabetes

Column

Zip codes with highest percentage of diabetic donors

Circles represent zipcodes
Zipcodes with high percentage of diabetic donors are colored purple, and with low percentage are green.
Click on a circle to see related information for the specific zipcode in the pop-up
Use mouse scroll button to zoom in or out

Summary

Column

Table (univariate)

Donor Characteristics
Characteristic N normal
N = 541,138
prediabetes
N = 111,453
diabetes
N = 32,878
gender, n (%) 685,469


    F
275,736 (83%) 45,929 (14%) 10,435 (3.1%)
    M
265,402 (75%) 65,524 (19%) 22,443 (6.4%)
raceeth, n (%) 685,469


    Hispanic Origin
26,825 (81%) 4,766 (14%) 1,577 (4.8%)
    NH Asian/other
33,013 (77%) 7,609 (18%) 2,119 (5.0%)
    NH Black
15,633 (65%) 6,581 (27%) 1,967 (8.1%)
    NH White
465,667 (80%) 92,497 (16%) 27,215 (4.6%)
age, Median (Q1, Q3) 685,469 51 (36, 64) 64 (55, 71) 64 (56, 71)
age group, n (%) 685,469


    -29
95,617 (97%) 2,179 (2.2%) 545 (0.6%)
    30-54
210,870 (88%) 23,452 (9.7%) 6,645 (2.8%)
    55-
234,651 (68%) 85,822 (25%) 25,688 (7.4%)
median household income, Median (Q1, Q3) 680,529 58,469 (46,261, 76,029) 56,278 (45,402, 72,653) 53,984 (44,049, 69,207)